"Just under a month ago I wrote a personal post about my thoughts on Firefox OS and why I think there is something 'magical' about what it stands for and the possibilities it brings to the table. This post is a follow-up that aims to cover much of the same ground but with extra detail and more of a technical focus."

If the only result of FFOS would be sufficient and validated in a real world set of JS APIs that are standard and that Apple and Google must implement (preserving FFOS performance) then the project can be considered a success.

I see an unobvious ally to what FF guys are trying to do: Microsoft.
Having an web view engine that is order of magnitude faster that competition would prompt web devs to finally give the platform some love.

If the only result of FFOS would be sufficient and validated in a real world set of JS APIs that are standard and that Apple and Google must implement (preserving FFOS performance) then the project can be considered a success.